the obama administration trying to block as well further investigation of benghazi. we'll tell you how next. stay with us. >>> new details are emerging about the national security agency's massive spying operation. according to "the washington post," the nsa secretly broke into the main communications links that connect yahoo! and google data centers around the world. and the italian media is reporting that the nsa spied as well on the vatican, spying on both pope benedict and pope francis. the nsa has now just issued an outright denial of the italian media reports. and unless you think the united states is alone in spying efforts, the russians are trying to keep up with us. russian operatives reportedly handing out goody bag to world leaders who were attending september's g-20 summit meeting. it turns out the russians were giving the delegates souvenir usb drives, phone chargers and teddy bears they had bugged. they bugged a teddy bear. who would have imagined? the russians deny the italian media report. joining us for more on benghazi and other foreign policy chall